html.app-loading body { background: #f9f8f6; }
html.app-loading #root { visibility: hidden; }

/* Match the night-ops canvas before the theme stylesheet parses, so a stored
   dark preference never flashes the warm-stone background. */
html.app-loading[data-theme="dark"] body { background: #0f1215; }

@media (prefers-color-scheme: dark) {
  html.app-loading:not([data-theme="light"]) body { background: #0f1215; }
}